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乙烯基混金属羰基簇取代衍生物的合成和分子结构 被引量:1

Synthesis and Molecular Structure of Substituted Derivatives of the Mixed-metal Carbonyl Clusters Bearing μ3-vinylidene Moiety
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摘要 The mono and di substituted derivatives of the parent cluster {μ3 H(Ph)C=C}FeCo2(CO)9 (1) have been synthesized by facile substitution reactions. The compound {μ3 H(Ph)C=C}FeCo2(CO)7(dppe) (2), {μ3 H(Ph)C=C}FeCo2(CO)8(PPh3) (3) and {μ3 H(Ph)C=C}FeCo2(CO)8(AsPh3) (4) were characterized by elemental analysis, IR, 1H ,31P NMR, MS and X ray crystallography. The new cluster 2 crystallizes in monoclinic space group P21/n, with a=0. 8614(5)nm, b=1.6404(8)nm, c=2.6574(14)nm, β=96.3222(12)°, V=3.732(3)nm3, Z=4, S=0.886, Δρmax=0.335e·nm-3, Δρmin=-0.379e·nm-3. Final R indices : R1=0.0432, wR2=0.0695. CCDC: 164600. The mono and di substituted derivatives of the parent cluster {μ3 H(Ph)C=C}FeCo2(CO)9 (1) have been synthesized by facile substitution reactions. The compound {μ3 H(Ph)C=C}FeCo2(CO)7(dppe) (2), {μ3 H(Ph)C=C}FeCo2(CO)8(PPh3) (3) and {μ3 H(Ph)C=C}FeCo2(CO)8(AsPh3) (4) were characterized by elemental analysis, IR, 1H ,31P NMR, MS and X ray crystallography. The new cluster 2 crystallizes in monoclinic space group P21/n, with a=0. 8614(5)nm, b=1.6404(8)nm, c=2.6574(14)nm, β=96.3222(12)°, V=3.732(3)nm3, Z=4, S=0.886, Δρmax=0.335e·nm-3, Δρmin=-0.379e·nm-3. Final R indices : R1=0.0432, wR2=0.0695. CCDC: 164600.
出处 《无机化学学报》 SCIE CAS CSCD 北大核心 2003年第5期506-508,共3页 Chinese Journal of Inorganic Chemistry
基金 内蒙古自然科学基金资助项目(No.980201) 国家留学回国人员启动基金资助项目(No.2001-345)。
关键词 乙烯基混金属羰基簇取代衍生物 合成 分子结构 催化剂 均相催化 mixed metal cluster with vinylidene moietysynthesismolecular structure
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